# -*-coding:utf-8-*-
from haystack import indexes
from goods.models import SKU


class SKUIndex(indexes.SearchIndex, indexes.Indexable):
    """
    SKU索引数据模型
    """
    text = indexes.CharField(document=True, use_template=True)

    def get_model(self):
        """
        返回建立索引的模型
        :return:
        """
        return SKU

    def index_queryset(self, using=None):
        """
        返回要建立走索引的数据查询集
        :param using:
        :return:
        """
        return self.get_model().objects.filter(is_launched=True)